(WN) Southwest Airlines 434 On-Time Performance Rating

Date Range:

15-Apr-2025 to 15-Jun-2025

(MDW) Chicago Midway International Airport

Chicago, IL, US

(BHM) Birmingham-Shuttlesworth International Airport

Birmingham, AL, US

On-Time Performance Chart

(using rounded numbers)

On-Time

81%

Late

Very Late

Excessive

11%

Cancelled

Diverted

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed

Total Delays ( > 1 min )

Codeshares

Average Delay (min.)

31.307692307692307

Standard Deviation

Min

Max

128

WN 434 On-Time Performance Details

Overall Rating

3.2 of 5

Average

Percentage On-Time 81%

Average Delay Time 31.307692307692307 min

FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 3.2 shows that this flight has on-time performance characteristics better than 62% of all other flights in the FlightStats database.

On-Time Performance Rating

3.6 of 5

Good

Percentage On-Time 81%

This flight has an on-time performance of 81%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 73% of other flights.

Delay Performance

2.7 of 5

Average

Average Delay Time 31.307692307692307 min

This flight has an average delay of 31.307692307692307 minutes with a standard deviation of 40 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.